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update image processing

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This commit is contained in:
Luke Pulverenti
2017-05-14 22:27:58 -04:00
parent bdc546ed85
commit 2f4f8c105e
9 changed files with 121 additions and 91 deletions
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67
Emby.Drawing/ImageProcessor.cs
View File

@@ -227,7 +227,7 @@ namespace Emby.Drawing
originalImageSize = null;
}
var newSize = GetNewImageSize(options, originalImageSize);
var newSize = ImageHelper.GetNewImageSize(options, originalImageSize);
var quality = options.Quality;
var outputFormat = GetOutputFormat(options.SupportedOutputFormats[0]);
@@ -239,14 +239,11 @@ namespace Emby.Drawing
if (!_fileSystem.FileExists(cacheFilePath))
{
var newWidth = Convert.ToInt32(Math.Round(newSize.Width));
var newHeight = Convert.ToInt32(Math.Round(newSize.Height));
_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(cacheFilePath));
var tmpPath = Path.ChangeExtension(Path.Combine(_appPaths.TempDirectory, Guid.NewGuid().ToString("N")), Path.GetExtension(cacheFilePath));
_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(tmpPath));
_imageEncoder.EncodeImage(originalImagePath, tmpPath, AutoOrient(options.Item), newWidth, newHeight, quality, options, outputFormat);
_imageEncoder.EncodeImage(originalImagePath, originalImageSize, tmpPath, AutoOrient(options.Item), quality, options, outputFormat);
CopyFile(tmpPath, cacheFilePath);
return new Tuple<string, string, DateTime>(tmpPath, GetMimeType(outputFormat, cacheFilePath), _fileSystem.GetLastWriteTimeUtc(tmpPath));
@@ -328,66 +325,6 @@ namespace Emby.Drawing
return MimeTypes.GetMimeType(path);
}
private ImageSize GetNewImageSize(ImageProcessingOptions options, ImageSize? originalImageSize)
{
if (originalImageSize.HasValue)
{
// Determine the output size based on incoming parameters
var newSize = DrawingUtils.Resize(originalImageSize.Value, options.Width, options.Height, options.MaxWidth, options.MaxHeight);
return newSize;
}
return GetSizeEstimate(options);
}
private ImageSize GetSizeEstimate(ImageProcessingOptions options)
{
if (options.Width.HasValue && options.Height.HasValue)
{
return new ImageSize(options.Width.Value, options.Height.Value);
}
var aspect = GetEstimatedAspectRatio(options.Image.Type, options.Item);
var width = options.Width ?? options.MaxWidth;
if (width.HasValue)
{
var heightValue = width.Value / aspect;
return new ImageSize(width.Value, heightValue);
}
var height = options.Height ?? options.MaxHeight ?? 200;
var widthValue = aspect * height;
return new ImageSize(widthValue, height);
}
private double GetEstimatedAspectRatio(ImageType type, IHasImages item)
{
switch (type)
{
case ImageType.Art:
case ImageType.Backdrop:
case ImageType.Chapter:
case ImageType.Screenshot:
case ImageType.Thumb:
return 1.78;
case ImageType.Banner:
return 5.4;
case ImageType.Box:
case ImageType.BoxRear:
case ImageType.Disc:
case ImageType.Menu:
return 1;
case ImageType.Logo:
return 2.58;
case ImageType.Primary:
return item.GetDefaultPrimaryImageAspectRatio() ?? .667;
default:
return 1;
}
}
private ImageFormat GetOutputFormat(ImageFormat requestedFormat)
{
if (requestedFormat == ImageFormat.Webp && !_imageEncoder.SupportedOutputFormats.Contains(ImageFormat.Webp))

2
Emby.Drawing/NullImageEncoder.cs
View File

@@ -32,7 +32,7 @@ namespace Emby.Drawing
throw new NotImplementedException();
}
public void EncodeImage(string inputPath, string outputPath, bool autoOrient, int width, int height, int quality, ImageProcessingOptions options, ImageFormat selectedOutputFormat)
public void EncodeImage(string inputPath, ImageSize? originalImageSize, string outputPath, bool autoOrient, int quality, ImageProcessingOptions options, ImageFormat selectedOutputFormat)
{
throw new NotImplementedException();
}